Merge branch 'activity' of http://120.27.238.55:7000/r/exchange into activity

xiaoyong931011

2021-04-06 87c7037e167ba94e858c4ae7a1d1870c4128b775

 src/main/java/com/xcong/excoin/modules/contract/parameter/dto/SubmitCloseEntrustDto.java

@@ -31,4 +31,8 @@
    @ApiModelProperty(value = "币种数量", example = "1")
    private int symbolCnt;

    @NotNull
    @ApiModelProperty(value = "币种", example = "BTC/USDT")
    private String symbol;

}